[  485.137308] netdevsim netdevsim432 eni432np1: renamed from eth0
[  485.137870] netdevsim netdevsim756 eni756np1: renamed from eth1
[  485.234055] Could not find device with ifindex 2000 in netnsfd 11
[  485.234148] Could not find netns with fd: 2000
[  485.234190] Cannot link a netdevsim to itself
[  485.234243] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).